Model: 21457-3

Power Supply Assembly

Special Features:

3power supply assembly consists ofq type 1, rack adapter p/n: lra-17, and qty-2, lrs-57-28 power supplies, and are wired in local sense redundant; front panel has digital meter; meter selectorswitch; power on/off switch; fuse and voltage adjust controls

Properties:

Overall Length
21.000 inches
Overall Height
5.187 inches
Overall Width
19.000 inches
End Application
Afscn ecp 1351
Electrical Power Source Relationship
Operating
Power Unit Type
Semiconductor diode full wave 1st alternate operating power rqmtsemiconductor diode full wave 2nd alternate operating power rqmt
Input Phase
Single 1st alternate operating power rqmtsingle 2nd alternate operating power rqmt
Input Voltage Rating
95.0 ac pounds per hour dry 1st alternate operating power rqmt and 132.0 ac pounds per hour with retaining chain 1st alternate operating power rqmt187.0 ac pounds per hour dry 2nd alternate operating power rqmt and 265.0 ac pounds per hour with retaining chain 2nd alternate operating power rqmt
Output Voltage Rating
28.0 dc volts multiple power outputs w/identical ratings
Input Frequency Rating
47.0 hertz 1st alternate operating power rqmt and 440.0 hertz 1st alternate operating power rqmt47.0 hertz 2nd alternate operating power rqmt and 440.0 hertz 2nd alternate operating power rqmt
Operating Ambient Tempurature Range
-10.0/+71.0 degrees celsius
Power Unit Quantity
2
Output Current Rating
26.0 dc amperes multiple power outputs w/identical ratings
Output Control Location
Rear panel multiple power outputs w/identical ratings
Output Connection Quantity
2 multiple power outputs w/identical ratings
Output Connection Type
Terminal strip multiple power outputs w/identical ratings
Input Current Rating
50.0 ac amperes 1st alternate operating power rqmt50.0 ac amperes 2nd alternate operating power rqmt
Ventilation Design Type
Convection
NSN
6130-01-372-5013
Part Number
21457-3
Description
Power Supply Assembly
CAGE
80103

Two or more independent power supplies having a common mounting or mounted on each other.

Part 21457-3 NSN 6130-01-372-5013

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00295
FIIG:
A39900
Concept No.:
App. Key:
E
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
A
ESD:
A
MMAC:
CRITL:
N

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
31.0 X 28.0 X 15.0
Paclk Weight:
69.5000lbs
Item Weight:
51.5000lbs
Item Dim:
023701900052
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
F000003XF1
SPI Rev.:
SPC Mkg:
17
LVL_A:
0
LVL_B:
F

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
062900
UFC:
35110
LTL:
85.0
LCL:
--
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8529904760
  • SITC: 76493
  • End Use: Telecommunications equipment
  • NAICS: 334511
  • USDA: 1

Freight Class: Radio remote control apparatus parts

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